1366 - Incorrect integer value: '' for column `mapshopatlogis`.`whos_online`.`customer_id` at row 1

insert into whos_online (customer_id, full_name, session_id, ip_address, time_entry, time_last_click, last_page_url) values ('', 'Guest', '50da0df3fb67d4be7b421e3508305f1d', '3.135.213.214', '1713879657', '1713879657', '/product_info.php/info/p3448_Hungary-Relief-Map.html')

[XT SQL Error]